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13-20th of January, 2018 |
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Animated diagrams use Py2Web by Dmitri Turevski and WinChloe’s graphics. |
All previously published problems you can find in the subsections of Original Problems menu on the top. The judge of JF-10/2017-3/2018: Shankar Ram. The judge of Retro & PG problems 2017-2018: Dirk Borst.